>As I am using the internal 4MHz oscillator and the timing on >the part is somewhat crucial, this situation has me concerned. There is an app note on the Microchip site about determining the values for 12F series chips, and there used to be one for 12C series chips. Look for AN244 (00244a.pdf). -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body